test-import: remove unneeded chmod call
As pointed out by Mads, setting the x bit on dummypatch.py is unneeded, because
it is called with 'python ../dummypatch.py'.
--- a/tests/test-import.t Fri Jun 08 15:11:05 2012 +0200
+++ b/tests/test-import.t Fri Jun 08 15:11:05 2012 +0200
@@ -54,7 +54,6 @@
> print 'patching file a'
> file('a', 'wb').write('line2\n')
> EOF
- $ chmod +x dummypatch.py
$ hg clone -r0 a b
adding changesets
adding manifests